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<table width="100%" summary="page for ozone"><tr><td>ozone</td><td style="text-align: right;">R Documentation</td></tr></table>

<h2>Ozone Data</h2>

<h3>Description</h3>

<p>Monthly provisional mean total ozone (in Dobson units) at Halley Bay 
(approximately corrected to Bass-Paur).
</p>


<h3>Usage</h3>

<pre>ozone</pre>


<h3>Format</h3>

<p>This data frame contains the following columns:
</p>

<dl>
<dt>Year</dt><dd><p>the year</p>
</dd>
<dt>Aug</dt><dd><p>August mean total ozone</p>
</dd>
<dt>Sep</dt><dd><p>September mean total ozone</p>
</dd>
<dt>Oct</dt><dd><p>October mean total ozone</p>
</dd>
<dt>Nov</dt><dd><p>November mean total ozone</p>
</dd>
<dt>Dec</dt><dd><p>December mean total ozone</p>
</dd>
<dt>Jan</dt><dd><p>January mean total ozone</p>
</dd>
<dt>Feb</dt><dd><p>February mean total ozone</p>
</dd>
<dt>Mar</dt><dd><p>March mean total ozone</p>
</dd>
<dt>Apr</dt><dd><p>April mean total ozone</p>
</dd>
<dt>Annual</dt><dd><p>Yearly mean total ozone</p>
</dd>
</dl>



<h3>Source</h3>

<p>Shanklin, J. (2001) Ozone at Halley, Rothera and Vernadsky/Faraday.  
</p>
<p>http://www.antarctica.ac.uk/met/jds/ozone/data/zoz5699.dat
</p>


<h3>References</h3>

<p>Christie, M. (2000) The Ozone Layer: a Philosophy of Science Perspective.
Cambridge University Press.
</p>


<h3>Examples</h3>

<pre>
AnnualOzone &lt;- ts(ozone$Annual, start=1956)
plot(AnnualOzone)
</pre>


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